TM-9-2815-220-34
ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED, 12-CYLINDER, ASSEMBLY; MODELS AVDS-1790-2C (2815-00-410-1203) AND AVDS-1790-2D (2815-00-410-1204)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
TM-9-2815-220-34 - Page 298 of 532
TM 9·2815±²²0·34
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(1¿
Install new eNcased plai± seAl
(2,
fig.
¶·¸80¹º)
²N
FuEl pump drive hous³±g
¼½¾
w³th lip oF seAl towARd
´µoNT of hous²Ng (boTtoM of CoUNTeµboµe)¶ ·nst¸ll
pip¹ to tuBe elbow
¼¸¿¾À
bÁ
ºnstAll sPu» gea»
¸¸¾
in fuel pump dR³ve Bevel
g¼A½shAft ADApte»
Ã4ÄÅ
Install bevel geA»sh¸FT
¼¶¾
An¾ secu»e W¿Th ÀLat w¸sheR
Â8¾Æ
hex¸gon slotTed
plA³n ±ÁÂ
Ç9È
and new CotteR p²±
¼¸É¾Ê
Ãheck eNd pĸy
between spu» geaR
˸¸¾
and fuel puÅp d»Æve beveÄ
geA»shAFt adapter
ÌÍÎÏ
ÇND play Must not eXceed
ïðñïò
³NCh ¸FteR AsseÅblYÈ ·nstall ÉÊeÄ puÅp d»ive
bevel ge¸µshAft Ad¸pTer ¸Nd ge¸»s on ´uel pump
dr³ve housing studs
Âи¾
ANd secuRe wiTh two ´Ëat
w¸sheRs
ÑÒÓÔ
heÌAgoN sÄoTTed pl¸iN ±u ts
Â7)
and New
CotteR p³±s
Â8¾Õ
cÀ
Install new p»eFo»Åed packi±g
¼¸8¾
in gRoove
oN ´ueÄ puÅp beVel gÍARshAft AdapteR
¼¸7¾Ö
ºNstall
bevel g͸rsh¸fT
¼¸×)
³± fuel pump bevel ge¸RshAFT
¸d¸pTer
ÑØÙÚ
¸±d ³Nst¸ÄÄ The ¸sseÅbÄy in the fueÄ
puÅp dR³ve hous³ng
¼º¾Û
ÎheÏk to be ceRt¸³n The
bevel GeaRshAfts
ÜÝ
and
¸×¾
A»e p»ope»Ðy ÅeshedÑ
SEction VI±I. R²PAIr OF PISTONS, r³NGS´ AND PISµON P³NS
3Þßàá
gene¶al
Òh³s sÓctiOn Covers the »epaiR of the pistoNs, R³ngsÔ
And p³stoN ÕiNs. Speci
óô
iNstRuCtions on disasseÅÖ
BlY× ØleAn³ng, inspectio±Ô RepAi» And ¸ssembly ¸CÙ
ÚoMpanÛ Ühe repA³r operat²Ý±sÞ ßep¸iµ staNdards
of àNdiá³du¸Ä CoÅponents ÀâlÄow The inspeCãäo±
p»Ocåæu »esÈ
3-63â
d·s¸ssEmbly
AÁ
çheCk to see ³è CoÅpRession µings ¸±d o³Ä
Øontrol Réng aRe ´êee ²N p²sTon gRooves beFâRE ReÙ
moëalì íîA»k êïNg g»ooves o´ sðick³ng R²Ngs ´ñµ
fò»thóR Deta³leD ônsPectionõ ölA÷e j¸ws oø »e-
ùoúe» AnD RePlace» ûARt üoý
ãäÒåØææ
in the
enD
Â
gap of upþe» piston »i±g ÿ´³g.
¶ç½8½¾Õ
Sp»eAd Ri±gĀ
ijft out of grooveÔ aNd reMove FroM p³sTon¶ ā¸rk
r³ngs ´ñê ³dent³´²ØAt²oN show³Ng piston nuMBeR
and g1Ăoove locat³oNõ ăeÅoVe two inteRÅeD³ate
Ąoąp»Óss³on »ings AĆd oil Øont»ol R³ng iN the
ćAÅe ÅAnnerÈ
èéê
ëhaNgì
õ
1
RíMVîr
A
REPLaCer
ïðñ òóôõöï÷ øùúû
F·g²¸ re3-¹8
I¶
º»²²²¼½¾¿À½1G
UÃ
i½²ÁTÂLlÀNg
p±sto1ü
¸u¹º»pR¼sSi½n ¾¿NgÀ
ü1ýþ1üÿ
²Ã<ÄÅÆÇÈÉ>¼ÊË'ÌJËÍÎÏ
ö÷øùú/ûücrý
bĀ
Ĉemove oĉÄ co±t»Ol p³ston
µ³ng eĊpAnde»
spµ²ng ÿÀċg¶ 3Čč82)Ô by sep¸»aT³±g AT p¸Rt³Ng lĎNe ¸s
show±ď
3āßõ
Cle¹nº»¼
AÄ
Ãlean pistons
ăäĄ
óGþ
¶ą¸8¶¾Ć
piston p³±s
¼ćĈĉ
and
pistoN Đings
ÑĊåÔ ¸¸ċ
ANd
Č2č
by so¸king in cArbonď
)
±
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